lambda3 Class Reference

An observable class for the quartic Higgs potential coupling \(\lambda_3\). More...

#include <THDMquantities.h>

Inheritance diagram for lambda3:
Collaboration diagram for lambda3:

Detailed Description

An observable class for the quartic Higgs potential coupling \(\lambda_3\).

This class is used to compute the quartic Higgs potential coupling \(\lambda_3\).

Definition at line 298 of file THDMquantities.h.

Public Member Functions

double computeThValue ()
 The quartic coupling \(\lambda_3\). More...
 lambda3 (const StandardModel &SM_i)
 Constructor. More...
- Public Member Functions inherited from ThObservable
double getBinMax ()
 A get method to get the maximum value of the bin. More...
double getBinMin ()
 A get method to get the minimum value of the bin. More...
const StandardModelgetModel ()
 A get method to get the model. More...
void setBinMax (double max)
 A set method to set the maximum value of the bin. More...
void setBinMin (double min)
 A set method to set the minimum value of the bin. More...
 ThObservable (const StandardModel &SM_i)
 Constructor. More...
 ThObservable (const ThObservable &orig)
 The copy constructor. More...
virtual ~ThObservable ()
 The default destructor. More...

Public Attributes

const THDMmyTHDM

Additional Inherited Members

- Protected Attributes inherited from ThObservable
double max
 the bin maximum. More...
double min
 The bin minimum. More...
const StandardModelSM
 A reference to an object of StandardMode class. More...

Constructor & Destructor Documentation

lambda3::lambda3 ( const StandardModel SM_i)


Definition at line 158 of file THDMquantities.cpp.

159 : ThObservable(SM_i), myTHDM(static_cast<const THDM*> (&SM_i))
160 {}
const THDM * myTHDM
ThObservable(const StandardModel &SM_i)
Definition: ThObservable.h:29

Member Function Documentation

double lambda3::computeThValue ( )

The quartic coupling \(\lambda_3\).


Implements ThObservable.

Definition at line 162 of file THDMquantities.cpp.

163 {
164  double mHl=myTHDM->getMHl();
165  double vev=myTHDM->v();
166  double sinb=myTHDM->getsinb();
167  double cosb=myTHDM->getcosb();
168  double mHh2=myTHDM->getmHh2();
169  double mHp2=myTHDM->getmHp2();
170  double sina=myTHDM->getsina();
171  double cosa=myTHDM->getcosa();
172  double m12_2=myTHDM->getm12_2();
174  return ((mHh2-mHl*mHl)*cosa*sina+2*mHp2*sinb*cosb-m12_2)/(vev*vev*sinb*cosb);
175 }
double getm12_2() const
Definition: THDM.h:278
double getsina() const
Definition: THDM.h:222
double getsinb() const
Definition: THDM.h:182
double getcosb() const
Definition: THDM.h:190
double getmHp2() const
Definition: THDM.h:262
double getmHh2() const
Definition: THDM.h:230
virtual double v() const
The Higgs vacuum expectation value. where is the Fermi constant, measured through muon decays...
const THDM * myTHDM
double getMHl() const
A get method to retrieve the Higgs mass .
double getcosa() const
Definition: THDM.h:214

Member Data Documentation

const THDM* lambda3::myTHDM

Definition at line 312 of file THDMquantities.h.

The documentation for this class was generated from the following files: